SDSI Secure Infrastructure Design Practice Question
You are designing a management plane security strategy for Cisco networking devices. Which protocol is recommended to replace Telnet to ensure encrypted administrative sessions?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
SSH
SSH (Secure Shell) provides encrypted management sessions, replacing insecure protocols like Telnet.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Netconf
Why it's wrong here
Netconf is for programmability, not a direct replacement for interactive management sessions.
- ✓
SSH
Why this is correct
SSH provides strong encryption for CLI access.
- ✗
SNMPv2c
Why it's wrong here
SNMPv2c is cleartext and insecure.
- ✗
HTTPS
Why it's wrong here
HTTPS is for web-based UI management, not CLI.
About these practice questions
Courseiva writes every SDSI question from scratch — 299 in total, each with an explanation and a wrong-answer breakdown. None are copied from real exams or dumps. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official Cisco exam blueprint
This SDSI practice question is part of Courseiva's free Cisco certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the SDSI exam.